GCSE Physics SHC RP

What is the initial temperature of the aluminium block?

• 20 degrees Celsius

• 10 degrees Celsius

• 30 degrees Celsius

• 24 degrees Celsius

What is the unit for specific heat capacity (SHC)?

• Watts per kilogram per degree Celsius

• Watts per gram per degree Celsius

• Joules per gram per degree Celsius

• Joules per kilogram per degree Celsius

What is the mass of the aluminium block used in the experiment?

• 1 kilogram

• 2 kilograms

• 0.5 kilograms

• 1.5 kilograms

How many joules are needed to raise the temperature of 1 kilogram of aluminium by 1 degree Celsius?

• 950 joules

• 1050 joules

• 1000 joules

• 900 joules

What is the power calculated using the joule meter method?

• 34.7 watts

• 63 watts

• 70 watts

• 50 watts

Which instrument is used to measure the current in the circuit?

• Thermometer

• Ammeter

• Voltmeter

• Joule meter

What is the more accurate method to measure power in this experiment?

• Using a voltmeter and an ammeter

• Using a thermometer

• Using a stopwatch

• Using a power supply

What is the calculated power using the voltmeter and ammeter method?

• 63 watts

• 70 watts

• 50 watts

• 34.7 watts

Why is the calculated SHC higher than the actual SHC for aluminium?

• Energy is lost to the surroundings

• The block is too small

• The thermometer is inaccurate

• The power supply is faulty

What can be used to insulate the aluminium block to get a more accurate SHC?

• Foam

• Plastic

• Glass

• Metal